Polyperfluoroethoxymethoxy Difluoromethyl Ether
AKA “Fluorinated Polymer, Perfluorinated Ether
Synthetic
Ingredient Facts
Polyperfluoroethoxymethoxy difluoromethyl ether
AKA: Fluorinated Polymer, Perfluorinated Ether
Synthetic · Emollient · EWG: 4
Synthetic
Emollient
Solvent
Skin Conditioner
Synthetic
Clean
Helps create a smooth, lightweight texture in formulas so products apply evenly and feel silky on skin.
CAS #
161075-02-1
Form
Liquid
See origin →
Functions
Solvent
Dissolves other ingredients so they distribute evenly in the formula. Often the invisible "base" everything else is mixed into.
Emollient
Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.
Texture Enhancer
Dissolves Ingredients
Dissolves other ingredients
Traditional Use
A synthetic fluorinated polymer developed in the late 20th century. Created to provide unique sensory and performance characteristics in cosmetic formulations as a specialized texture enhancer.
Skin Types
all-skin-types
Best For
General
Melanin-Rich Skin
Suitable
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Insufficient
Pregnancy
Yes
CIR Safety Findings
medical-approval
all-shades-safe
Potential Sensitizer
Regulatory Status
USAunder review
EUrestricted
JAPANrestricted
CANADArestricted
Safety Assessment of Polyfluorinated Polymers as Used in Cosmetics
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
Polyperfluoroethoxymethoxy Difluoromethyl Ether
European Commission
EU Cosmetic Ingredient Database (CosIng)
Safety Assessment of Polyfluorinated Polymers as Used in Cosmetics.
Johnson W Jr, Bergfeld WF, Belsito DV, Hill RA, Klaassen CD et al.
International journal of toxicology, 2023
Safety Assessment of Polyfluorinated Polymers as Used in Cosmetics.
Johnson W Jr, Bergfeld WF, Belsito DV, Hill RA, Klaassen CD et al.
International journal of toxicology, 2023
Safety Assessment of Polyfluorinated Polymers as Used in Cosmetics.
Johnson W Jr, Bergfeld WF, Belsito DV, Hill RA, Klaassen CD et al.
International journal of toxicology, 2023
Safety Assessment of Polyfluorinated Polymers as Used in Cosmetics.
Johnson W Jr, Bergfeld WF, Belsito DV, Hill RA, Klaassen CD et al.
International journal of toxicology, 2023
Safety Assessment of Polyfluorinated Polymers as Used in Cosmetics.
Johnson W Jr, Bergfeld WF, Belsito DV, Hill RA, Klaassen CD et al.
International journal of toxicology, 2023
Safety Assessment of Polyfluorinated Polymers as Used in Cosmetics.
Johnson W Jr, Bergfeld WF, Belsito DV, Hill RA, Klaassen CD et al.
International journal of toxicology, 2023
Safety Assessment of Polyfluorinated Polymers as Used in Cosmetics.
Johnson W Jr, Bergfeld WF, Belsito DV, Hill RA, Klaassen CD et al.
International journal of toxicology, 2023
Safety Assessment of Polyfluorinated Polymers as Used in Cosmetics.
Johnson W Jr, Bergfeld WF, Belsito DV, Hill RA, Klaassen CD et al.
International journal of toxicology, 2023
Safety Assessment of Polyfluorinated Polymers as Used in Cosmetics.
Johnson W Jr, Bergfeld WF, Belsito DV, Hill RA, Klaassen CD et al.
International journal of toxicology, 2023
Safety Assessment of Polyfluorinated Polymers as Used in Cosmetics.
Johnson W Jr, Bergfeld WF, Belsito DV, Hill RA, Klaassen CD et al.
International journal of toxicology, 2023
Safety Assessment of Polyfluorinated Polymers as Used in Cosmetics.
Johnson W Jr, Bergfeld WF, Belsito DV, Hill RA, Klaassen CD et al.
International journal of toxicology, 2023
Safety Assessment of Polyfluorinated Polymers as Used in Cosmetics.
Johnson W Jr, Bergfeld WF, Belsito DV, Hill RA, Klaassen CD et al.
International journal of toxicology, 2023
Safety Assessment of Polyfluorinated Polymers as Used in Cosmetics.
Johnson W Jr, Bergfeld WF, Belsito DV, Hill RA, Klaassen CD et al.
International journal of toxicology, 2023
Safety Assessment of Polyfluorinated Polymers as Used in Cosmetics.
Johnson W Jr, Bergfeld WF, Belsito DV, Hill RA, Klaassen CD et al.
International journal of toxicology, 2023
Safety Assessment of Polyfluorinated Polymers as Used in Cosmetics.
Johnson W Jr, Bergfeld WF, Belsito DV, Hill RA, Klaassen CD et al.
International journal of toxicology, 2023
Verified Feb 2026
Data: CosIng · EWG · CIR